diff options
Diffstat (limited to 'eval.c')
-rw-r--r-- | eval.c | 21 |
1 files changed, 20 insertions, 1 deletions
@@ -22,6 +22,25 @@ #include "st.h" #include "dln.h" +/* Make alloca work the best possible way. */ +#ifdef __GNUC__ +# ifndef atarist +# ifndef alloca +# define alloca __builtin_alloca +# endif +# endif /* atarist */ +#else +# if defined(HAVE_ALLOCA_H) +# include <alloca.h> +# elif !defined(alloca) +char *alloca(); +# endif +#endif /* __GNUC__ */ + +#ifdef _AIX +#pragma alloca +#endif + #ifdef HAVE_STDARG_PROTOTYPES #include <stdarg.h> #define va_init_list(a,b) va_start(a,b) @@ -4128,7 +4147,7 @@ stack_length(p) alloca(0); # define STACK_END (&stack_end) #else -# if defined(__GNUC__) && !defined(__alpha__) && !defined(__APPLE__) +# if defined(__GNUC__) && defined(__i386__) VALUE *stack_end = __builtin_frame_address(0); # else VALUE *stack_end = alloca(1); |